<template>
  <div>
    <!--面包屑导航区-->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!--卡片视图区-->
    <el-card>
      <!--搜索添加-->
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList">
            <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="goAddPage">添加商品</el-button>
        </el-col>
      </el-row>
      <!--用户列表展示-->
      <el-table :data="goodslist" style="width: 100%" border stripe>
        <el-table-column type="index"></el-table-column>
        <el-table-column prop="goods_name" label="商品名称"></el-table-column>
        <el-table-column prop="goods_price" label="价格" width="80px"></el-table-column>
        <el-table-column prop="goods_weight" label="重量" width="80px"></el-table-column>
        <el-table-column prop="add_time" label="添加时间" width="140px">
          <template slot-scope="scope">{{scope.row.add_time|dateFormat}}</template>
        </el-table-column>
        <el-table-column label="操作" width="130">
          <template slot-scope="scope">
            <!--修改按钮-->
            <el-tooltip effect="dark" content="修改" placement="top" :enterable="false">
              <el-button
                type="primary"
                icon="el-icon-edit"
                size="mini"
                @click="showEditDialog(scope.row.id)"
              ></el-button>
            </el-tooltip>
            <!--删除按钮-->
            <el-tooltip effect="dark" content="删除" placement="top" :enterable="false">
              <el-button
                type="danger"
                icon="el-icon-delete"
                size="mini"
                @click="removeGoodsById(scope.row.goods_id)"
              ></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>
      <!--分页区-->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[5, 10, 15, 20]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      ></el-pagination>
    </el-card>
  </div>
</template>

<script>
export default {
  name: 'Goods',
  data() {
    return {
      goodslist: [],
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 5
      },
      total: 0
    }
  },
  created() {
    this.getGoodsList()
  },
  methods: {
    async getGoodsList() {
      const { data: res } = await this.$http.get('goods', {
        params: this.queryInfo
      })
      if (res.meta.status !== 200) {
        return this.$message.error('获取失败')
      }
      this.goodslist = res.data.goods
      this.total = res.data.total
      // console.log(this.goodslist)
    },
    // 监听pagesize改变
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize
      this.getGoodsList()
    },
    // 监听页码改变
    handleCurrentChange(newPage) {
      this.queryInfo.pagenum = newPage
      this.getGoodsList()
    },
    // 删除goods
    removeGoodsById(id) {
      this.$confirm('此操作将永久删除该用户, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      })
        .then(async () => {
          const { data: res } = await this.$http.delete('goods/' + id)
          if (res.meta.status !== 200) {
            return this.$message.error('删除失败')
          }
          this.$message.success('删除成功')
          this.getGoodsList()
        })
        .catch(() => {
          this.$message({
            type: 'info',
            message: '已取消删除'
          })
        })
    },
    // 跳转到增加商品界面
    goAddPage() {
      this.$router.push('add')
    }
  }
}
</script>

<style scoped>
</style>
